GPS Mapping Software for Windows, Loading topographic maps, manage GPS devices and more. The software can be used with various map formats including: GeoTiff, BSB Nautical Charts, AutoCad DXF files, ESRI Shapefiles. Using calibration you can also use scanned or downloaded JPG, BMP, GIF, PNG and TIF maps. The software can be used for survey, research, track and trace, real time positioning and navigation.